Table 3.

Reported HCV transmission risk factors associated with different HCV genotypes

HCV genotype	Blood transfusion, n (%)	Surgery,n (%)	Invasive Procedure, n (%)	IDU, n (%)	Family history, n (%)
1 (n = 702)	265 (37.75)	262 (37.32)	105 (14.96)	22 (3.13)	13 (1.85)
2 (n = 193)	67 (34.72)	64 (33.16)	43 (22.28)c	2 (1.03)	3 (1.55)
3 (n = 50)	8 (16.0)a,b	11 (22.0)a	11 (22.0)	10 (20.0)a,b	0 (0)
6 (n = 25)	4 (16.0)	6 (24.0)	1 (4.0)d,e	5 (20.0)d,f	0 (0)

^aGenotype 1 vs. genotype 3: p < 0.05; ^bgenotype 2 vs. genotype 3: p < 0.05; ^cgenotype 1 vs. genotype 2: p < 0.05; ^dgenotype 2 vs. genotype 4: p < 0.05; ^egenotype 3 vs. genotype 4: p < 0.05; ^fgenotype 1 vs. genotype 4: p < 0.05; IDU, intravenous drug use